It is a characteristic Karst cave with the entrance in the Collapse Valley and 234 m long and 44 m deep. Galleries in two levels, upper with the drips-stone and lower white brook.
The entrance hall was transformed into the church. Probably from the passing from the 16th to the 17th century. According to the legend St. Servulus had lived there.
Name: Cave church ST. Servulus
Place: Socerb – (Koper)